\begin{table}[ht!]
\centering
\footnotesize
\begin{threeparttable}
\caption{Accuracy of Henry forms.}\label{app:accuracyvalues}
\begin{tabular}{c*{1}{lll}}
\toprule 
\toprule 
Value 	& Henry form 	& Woman's birth date						& Marriage end date \\
\midrule
\texttt{11}	& \texttt{MF1}		& Known 							& Known 	\\
\texttt{21} 	& \texttt{MO1} 		& Known 							& Unknown 	\\
\texttt{12} 	& \texttt{MF2a} 	& Calculated based on age at marriage 				& Known	\\
\texttt{22} 	& \texttt{MO2a} 	& Calculated based on age at marriage 				& Unknown	\\
\texttt{13} 	& \texttt{MF2b} 	& Calculated based on age at death				& Known	\\
\texttt{23} 	& \texttt{MO2b} 	& Calculated based on age at death 				& Unknown	\\
\texttt{14} 	& \texttt{MF3} 		& Unknown							& Known	\\
\texttt{24} 	& \texttt{MO3} 		& Unknown							& Unknown	\\
\texttt{15} 	& \texttt{MF} 		& Calculated based on age at General Population Census 	& Known	\\
\texttt{25} 	& \texttt{MO} 		& Calculated based on age at General Population Census 	& Unknown	\\
\bottomrule
\end{tabular}
\begin{tablenotes}[para,flushleft]
{\footnotesize \textit{Notes}: This table lists the values taken on by the \textit{Accuracy of Henry form} variable. It is based on the codebook of the nominative part of the Henry database \cite[p.~22]{segu99}.}
\end{tablenotes}
\end{threeparttable}
\end{table}